packet – RecurseIT

Tag: packet

CCNA

IPv4 to IPv6: from 32 to 128 bits

By davidsamuelps on August 7, 2016August 8, 2016

Here we are again, people! This time, i decided to write a post about IPv6, being this protocol part of our present and future (even past, because it is being used since years ago). As most of you must have IPv4 (because IPv6 adoption is going SO slow), maybe IPv6 could be an alien protocol

Posted in: 128, 32, address, adoption, bit, bits, CCNA, colon, compress, compresses, exhaustion, format, header, hextet, ipsec, IPv4, IPv6, NAT, networking, networks, new, octec, packet, private, public, reachable, rules, security, transition

CCNP Uncategorized

GRE Tunnels III: Security awakens

By davidsamuelps on July 2, 2016July 2, 2016

Heeey! 😀 Here we are again (sorry for the delay in this post, been quite busy lately), this time we will talk about security (a little bit) on GRE tunnels. As we talked previously (see previous chapters of the GRE Saga), we can establish a tunnel between two peers, over the public internet, right? (chapter

Posted in: awakens, bytes, Cisco, connection, encapsulate, encapsulation, friend, GRE, internet, IP, ipsec, keepalive, matryoshka, MTU, multicast, ninja, overhead, packet, security, transform, transform-set, tunnel, tunnels, unicast